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- <template>
- <view class="water-flow-box" :style="{ margin: columnGap + 'px' }">
- <view class="water-flow-column" :style="{ 'margin-right': columnGap + 'px' }" v-for="(col, c) in colunmList" :key="c">
- <view class="item" :id="col.id" style="width: 100%;">
- <view
- v-for="(item, index) in col.list"
- :key="index"
- class="item_content"
- :style="{ 'margin-bottom': columnGap + 'px', background: item.background }"
- >
- <img :src="item.image" style="width: 100%;"></img>
- <view class="pubu">
- <view class="name">
- 清洁控油去角质洁面乳套装洗面奶氨基酸...
- </view>
- <view class="image">
- <view class="nickImg">
- <image :src="imgUrl+'/head-on.png'" class="tuxiang" mode=""></image>
- <view class="content-name">
- 自闭的...
- </view>
- </view>
- <view class="fabulous">
- <image class="good" :src="imgUrl+'/login/good-job.png'" mode=""></image>
- </view>
- </view>
- </view>
- </view>
- </view>
- </view>
- </view>
- </template>
- <script>
- export default {
- name: 'grass-water-flow',
- props: {
- fieldKey: {
- //关键比对key
- type: String,
- default: 'id'
- },
- idPrefix: {
- //前缀
- type: String,
- default: 'water-flow-'
- },
- colunmNumber: {
- //瀑布流列数
- type: Number,
- default: 2
- },
- columnGap: {
- //列间隔
- type: Number,
- default: 10
- },
- flowList: {
- // 瀑布流数据
- type: Array,
- required: true,
- default: function() {
- return [];
- }
- }
- },
- data() {
- return {
- colunmList: [], //列
- internalDataList: [], //内部操作数据
- refrenshColunmDataList: [], //记录加载的数据
- imgUrl: this.$mConfig.staticUrl
- };
- },
- watch: {
- colunmNumber: function(v) {
- this.internalDataList = Object.assign([], this.refrenshColunmDataList);
- this.calculateColumn(v, false);
- },
- flowList: function(v) {
- this.internalDataList = Object.assign(this.internalDataList, v);
- if (this.internalDataList.length > 0) {
- this.getPushContainer();
- }
- },
- colunmList: {
- handler() {
- this.$nextTick(function() {
- this.getPushContainer();
- });
- },
- deep: true
- }
- },
- created() {
- this.internalDataList = Object.assign([], this.flowList);
- this.calculateColumn(this.colunmNumber, true);
- console.log(colunmList,"123123123123")
- },
- mounted() {
- if (this.internalDataList.length > 0) {
- this.colunmList[0].list.push(this.internalDataList[0]);
- let shiftObj = this.internalDataList.shift();
- this.pushLoadData(shiftObj);
- }
- },
- methods: {
- /**
- * 计算列
- * @param {Object} size 列数
- * @param {Object} isCreate 是否初始化创建(created生命周期)
- */
- calculateColumn: function(size, isCreate) {
- this.colunmList = [];
- for (let i = 1; i <= size; i++) {
- let obj = {};
- obj.id = this.idPrefix + i;
- obj.list = [];
- this.colunmList.push(obj);
- }
- if (!isCreate) {
- if (this.internalDataList.length > 0) {
- this.colunmList[0].list.push(this.internalDataList[0]);
- let shiftObj = this.internalDataList.shift();
- this.pushLoadData(shiftObj);
- }
- }
- },
- /**
- * 获取节点信息
- */
- getPushContainer() {
- let sortList = [];
- const query = uni.createSelectorQuery().in(this);
- query
- .selectAll('.item')
- .boundingClientRect()
- .exec(res => {
- if (res) {
- sortList = res[0];
- sortList.sort(function(a, b) {
- return a.height - b.height;
- });
- this.pushShiftData(sortList[0]);
- }
- });
- },
- /**
- * 处理数据
- * @param {Object} pushObj
- */
- pushShiftData(pushObj) {
- if (this.internalDataList.length > 0) {
- for (let i = 0; i < this.colunmList.length; i++) {
- if (this.colunmList[i].id == pushObj.id) {
- this.colunmList[i].list.push(this.internalDataList[0]);
- let shiftObj = this.internalDataList.shift();
- this.pushLoadData(shiftObj);
- }
- }
- }
- },
- /**
- * 记录加载的数据
- * @param {Object} obj
- */
- pushLoadData(obj) {
- if (this.refrenshColunmDataList.length > 0) {
- let result = this.refrenshColunmDataList.some(item => {
- if (item[this.fieldKey] == obj[this.fieldKey]) {
- return true;
- }
- });
- if (!result) {
- this.refrenshColunmDataList.push(obj);
- }
- } else {
- this.refrenshColunmDataList.push(obj);
- }
- },
- /**
- * 外部刷新数据时,调用此方法,清理掉原有加载数据
- */
- externalRefrensh() {
- this.refrenshColunmDataList = [];
- for (let i = 0; i < this.colunmList.length; i++) {
- this.colunmList[i].list = [];
- }
- }
- }
- };
- </script>
- <style scoped>
- uni-view.water-flow-column{
- background-color: transparent;
- }
- .item_content{
- border-radius: 18rpx;
- margin-bottom: 42rpx;
- overflow: hidden;
- background-color: #fff;
- }
- .black{
- height: 30rpx;
- background-color: #f5f5f5;
- }
- .contentnumber{
- border-radius: 16rpx;
- font-size: 24rpx;
- font-family: PingFang SC, PingFang SC-Regular;
- font-weight: 400;
- color: #999999;
- margin-left: 10rpx;
- }
- .good{
- width: 29rpx;
- height: 31rpx;
- margin-left: 62rpx;
-
- }
- .content-name{
- width: 89rpx;
- color: #1a1a1a;
- font-size: 24rpx;
- font-family: PingFang SC, PingFang SC-Regular;
- font-weight: 400;
- white-space: nowrap;
- text-overflow: ellipsis;
- overflow: hidden;
- margin-left: 13rpx;
- }
- .tuxiang{
- width: 50rpx;
- height: 50rpx;
- }
- .image{
- display: flex;
- padding: 9rpx 18rpx 22rpx 22rpx ;
- justify-content: space-between;
- align-items: center;
- }
- .image .nickImg,.image .fabulous{
- display: flex;
- justify-content: space-between;
- align-items: center;
- }
-
- .name{
-
- padding: 15rpx 20rpx;
- width: 296rpx;
- white-space: nowrap;
- text-overflow: ellipsis;
- overflow: hidden;
- color: #000000;
- }
-
- /* 瀑布流最外层 */
- .water-flow-box {
- /* margin: 10px; */
- display: flex;
- flex-direction: row;
- height: auto;
- border-radius: 18rpx;
-
- }
- .water-flow-column {
- /* margin-right: 10px; */
- display: flex;
- flex-flow: column wrap;
- width: 100%;
- border-radius: 18rpx;
- background-color: white;
- /* margin-bottom: 42rpx; */
- }
- .water-flow-box .water-flow-column:last-child {
- margin-right: 0px !important;
- }
- .water-flow-column > .item > .item_content {
- /* margin-bottom: 10px; */
- color: #ffffff;
- text-align: center;
- width: 100%;
- }
- </style>
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